CN108263013B - Tablet press - Google Patents

Abstract

The invention discloses a tablet press, which comprises a compression roller frame, wherein the compression roller frame comprises: the upper pressure wheel frame is an integrally formed part and comprises a first front seat hole and a first rear seat hole, and a first pressure wheel is accommodated in the first front seat hole and the first rear seat hole; the lower pinch roller frame is an integrally formed part and comprises a second front seat hole and a second rear seat hole, and the second pinch roller is accommodated in the second front seat hole and the second rear seat hole; the first front and rear seat holes are matched with the size of a mandrel of the first pressing wheel, the second front and rear seat holes are matched with the size of a mandrel of the second pressing wheel, and the upper pressing wheel frame and the lower pressing wheel frame are located on the same central axis in the vertical direction. The invention solves the technical problems that the concentricity deviation of the pressing wheel frame seat hole is large in the prior art, so that the effective acting time of the pressing sheet is shortened, and the abrasion of the punch rod and the punching table is accelerated, realizes the technical effects of improving the concentricity of the pressing wheel frame seat hole, improving the effective acting time of the pressing sheet and reducing the friction of the punching body on the punching table.

Description

Tablet press

Technical Field

The invention relates to the technical field of mechanical automation, in particular to a tablet press.

Background

At present, the technical development direction of foreign tablet presses is towards intellectualization, flexibility, precision and meeting the GMP requirements, the content of high and new technologies of products is continuously improved, and the automatic technology, the numerical control technology, the sensor technology, the new material technology and the like which are integrated into a whole are widely applied to the tablet presses. The design, production and manufacturing level of domestic tablet presses is greatly developed in recent years.

The pressing wheel frame of the tablet press is used for installing and supporting parts of the pressing wheel, the pressure required by tablet pressing is formed by extruding an upper punch rod and a lower punch rod by the upper pressing wheel and the lower pressing wheel, and the material between the upper punch rod and the lower punch rod is extruded by the punch rods, so that the pressing wheel and the pressing wheel frame bear the pressure of all tablet pressing. Besides fixing the position of the pressing wheel, the pressing wheel frame also needs to drive the pressing wheel to change the up-down position.

However, in the process of implementing the technical solution in the embodiment of the present application, the applicant of the present invention finds that the above prior art has at least the following technical problems:

in the prior art, the upper pressing wheel frame adopts an eccentric wheel structure, and the concentric deviation of the seat holes of the pressing wheel frame is large, so that the effective acting time of the pressing sheet is shortened, the torque is generated on the upper punching and the lower punching by the pressure of different shafts, the pressure on the side surface of the punched hole is increased, and the abrasion of the punch rod and the punching table is accelerated.

Disclosure of Invention

The embodiment of the invention provides a tablet press, which is used for solving the technical problems that in the prior art, an eccentric wheel structure is adopted for a pressing wheel frame, the concentricity deviation of a pressing wheel frame seat hole is large, so that the effective acting time of tabletting is shortened, and the abrasion of a punch rod and a punching table is accelerated, thereby realizing the technical effects of improving the concentricity of the pressing wheel frame seat hole, improving the effective acting time of tabletting, reducing the friction of a punching body on the punching table, and simply and conveniently adjusting the die-entering depth.

In order to solve the above problems, an embodiment of the present invention provides a tablet press machine including a wheel frame including:

the upper pressure wheel frame is an integrally formed part and comprises a first front seat hole and a first rear seat hole, and a first pressure wheel is accommodated in the first front seat hole and the first rear seat hole; the lower pinch roller frame is an integrally formed part and comprises a second front seat hole and a second rear seat hole, and the second pinch roller is accommodated in the second front seat hole and the second rear seat hole; the first front and rear seat holes are matched with the size of a mandrel of the first pressing wheel, the second front and rear seat holes are matched with the size of a mandrel of the second pressing wheel, and the upper pressing wheel frame and the lower pressing wheel frame are located on the same central axis in the vertical direction.

Preferably, the first front seat hole, the second front seat hole, the first rear seat hole, the second front seat hole, the second rear seat hole and the first front seat hole are formed in a one-step machining mode, the concentricity deviation of the first front seat hole and the first rear seat hole is smaller than or equal to 0.02mm, and the concentricity deviation of the second front seat hole and the second rear seat hole is smaller than or equal to 0.02 mm.

Preferably, the tablet press comprises a station comprising:

the main body shell is of a closed structure and is provided with an accommodating space; the frame partition plate is arranged in the accommodating space; an electrical component box body arranged in the accommodating space; wherein, the electrical component box still includes: the fan comprises an element cavity, a fan cavity and a first fan; an electric element is arranged in the element cavity, and an air outlet is arranged on the element cavity; the fan cavity is arranged corresponding to the element cavity, and an air inlet is formed in the fan cavity; the element cavity and the fan cavity are isolated by the middle flat plate; a first fan disposed on the middle plate; the first fan drives wind to flow in from the air inlet and flow out from the air outlet, and the wind flows in the main body shell in a circulating mode.

Preferably, the tablet press comprises a discharge chute comprising:

the upper sheet outlet channel comprises an upper groove body and a large flange, the upper groove body comprises an inlet and an outlet, and the large flange is arranged on the outlet of the upper groove body; the lower sheet outlet channel comprises a lower groove body and a small flange, the lower groove body comprises an inlet and an outlet, and the small flange is arranged on the inlet of the lower groove body; the first sealing sleeve wraps the small flange or the large flange; the connecting piece is sequentially and fixedly connected with the small flange, the first sealing sleeve and the large flange.

Preferably, the tablet press comprises a pressure detection device comprising:

a pressed block; a sensor base; a sensor disposed between the compression block and the sensor mount; the compression block comprises a first through hole and a second through hole; the sensor base comprises a first threaded hole and a second threaded hole; a first bolt is arranged between the first through hole and the first threaded hole; a second bolt is arranged between the second through hole and the second threaded hole; a first elastic component is arranged between the first bolt and the pressure receiving block; a second elastic part is arranged between the second bolt and the pressure receiving block; the first elastic component and the second elastic component have the same elastic pretightening force.

Preferably, the tablet press comprises a dosing station housing comprising:

a tabletting cabin; a drive bay; the flat plate is arranged between the tablet compressing cabin and the driving cabin, a seat body is further arranged on the flat plate, the seat body is arranged in the tablet compressing cabin, and the seat body is provided with an accommodating space; a transmission mechanism, wherein the transmission mechanism further comprises: the first part is arranged in the accommodating space and can move up and down in the seat body; a second part which is arranged in the driving cabin and the rotary motion of which is converted into the up-and-down movement of the first part; the limit switch is arranged on the flat plate and is arranged in the drive cabin; wherein, limit switch with the protruding phase-match setting that sets up on the second portion.

Preferably, the tablet press comprises a heat sink comprising:

a drive bay; a sheeting compartment located above the drive compartment; the air inlet fan is arranged on the driving cabin bottom plate; the air suction pipeline comprises an air inlet and an air outlet, the air inlet is positioned in the driving cabin, and the air outlet extends out of the tabletting cabin and is positioned above the tabletting cabin; the exhaust fan is arranged on the air outlet; the exhaust fan is used for exhausting the hot air of the driving cabin from the driving cabin through the air exhaust pipeline.

Preferably, the tablet press comprises a feeder position detection device comprising:

the blanking device is provided with a sensor corresponding hole; the discharging device mounting plate is arranged on the discharging device mounting plate, and a mounting hole is formed in the discharging device mounting plate; the sensor is arranged on the mounting hole and provided with a sensing end, and the sensing end is arranged in the direction facing the feeder; wherein the sensing end of the sensor is arranged opposite to the corresponding hole of the sensor.

One or more technical solutions in the embodiments of the present invention at least have one or more of the following technical effects:

the embodiment of the invention provides a tablet press, which comprises a compression wheel frame, wherein the compression wheel frame comprises: the upper pressure wheel frame is an integrally formed part and comprises a first front seat hole and a first rear seat hole, and a first pressure wheel is accommodated in the first front seat hole and the first rear seat hole; the lower pinch roller frame is an integrally formed part and comprises a second front seat hole and a second rear seat hole, and the second pinch roller is accommodated in the second front seat hole and the second rear seat hole; the first front and rear seat holes are matched with the size of a mandrel of the first pressing wheel, the second front and rear seat holes are matched with the size of a mandrel of the second pressing wheel, and the upper pressing wheel frame and the lower pressing wheel frame are located on the same central axis in the vertical direction. The seat hole all is concentric with the pinch roller design around with last pinch roller frame and lower pinch roller frame in this application to having solved among the prior art middle and upper pinch roller frame and having adopted the eccentric wheel structure, the concentric deviation in pinch roller frame seat hole is big, thereby it shortens to cause the effective active time of preforming, accelerate the wearing and tearing technical problem of jumper bar and punching platform, realized improving the concentricity in pinch roller frame seat hole, improve the effective active time of preforming, reduce the friction technological effect that the revolving stage punched a hole of punching oneself.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a wheel frame in a tablet press provided in an embodiment of the present invention;

fig. 2 is a front view of the wheel frame provided in the embodiment of the present invention.

Fig. 3 is an exploded view of an operating table in a tablet press according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of an operation table provided in an embodiment of the present invention;

fig. 5 is a schematic structural view of a discharge chute in a tablet press provided in an embodiment of the present invention;

FIG. 6 is a schematic view of the assembly of the ejection channel and the door of the sheeting in an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a pressure detecting device in a tablet press provided in an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a dosing station base in the tablet press provided in the embodiment of the present invention;

fig. 9 is a schematic structural diagram of a heat dissipation device in a tablet press according to an embodiment of the present invention;

fig. 10 is a front view of a heat dissipating device provided in an embodiment of the present invention;

fig. 11 is a top view of a heat dissipation device provided in an embodiment of the present invention;

fig. 12 is a schematic structural view of a lower feeder position detecting device in a tablet press machine according to an embodiment of the present invention;

FIG. 13 is a schematic view of the displacement of the feeder according to the embodiment of the present invention;

fig. 14 is a schematic view of a removal downer provided in an embodiment of the present invention.

Description of reference numerals:

1-a main body housing; 2-a frame spacer; 3-a display device; 4-an electrical component case; 5-air inlet; 6-a first fan; 7-a fan cavity; 8-middle plate; 9-element cavity; 10-an electrical component; 11-an air outlet; 12-a vent; 13-rear cover; 14-upper sheet outlet channel; 15-lower part sheet outlet channel; 16-lower cover plate; 17-a first gland; 18-a first bolt; 19-a sheeting door; 20-upper tank body; 21-large flange; 22-a first threaded hole; 23-a second threaded hole; 24-a small flange; 25-a through hole; 26-lower trough body; 27-a slot; 28-a pressed block; 29-a sensor; 30-a sensor base; 31-a second bolt; 32-a first shim; 33-a first elastic member; 34-a measuring head; 35-a third bolt; 36-a second gasket; 37-a second elastic member; 38-a seat body; 39-a transmission mechanism; 40-plate; 41-limit switch mounting rack; 42-limit switch; 43-convex; 44-a fan; 45-exhaust fan; 46-a suction duct; 47-exhaust fan mounting plate; 48-an air outlet duct; 49-drive bay floor; 50-a top cover plate; 51-a gearbox; 52-drive bay side doors; 53-a tabletting compartment; 54-a drive bay; 55-a feeder mounting plate; 56-a sensor; 57-blanking device; 58-sensing end; 59-upper pressure wheel frame; 60-a first pinch roller; 61-pressure mandrel; 62-hanging the board; 63-upper pinch roller frame bottom plate; 64-depth of entry spacer; 65-lower pinch roller frame; 66-a fourth bolt; 67-second puck.

Detailed Description

The embodiment of the invention provides a tablet press, wherein a pressing wheel frame in the tablet press is used for solving the technical problems that in the prior art, the effective acting time of tabletting is shortened and the abrasion of a punch and a punching table is accelerated due to the fact that the pressing wheel frame adopts an eccentric wheel structure and the concentric deviation of a pressing wheel frame seat hole is large, the concentricity of the pressing wheel frame seat hole is improved, the effective acting time of tabletting is improved, the friction of a punching body on the punching table is reduced, and the depth of a die entering is adjusted simply and conveniently.

The technical scheme in the embodiment of the invention has the following overall structure: the upper pressure wheel frame is an integrally formed part and comprises a first front seat hole and a first rear seat hole, and a first pressure wheel is accommodated in the first front seat hole and the first rear seat hole; the lower pinch roller frame is an integrally formed part and comprises a second front seat hole and a second rear seat hole, and the second pinch roller is accommodated in the second front seat hole and the second rear seat hole; the first front and rear seat holes are matched with the size of a mandrel of the first pressing wheel, the second front and rear seat holes are matched with the size of a mandrel of the second pressing wheel, and the upper pressing wheel frame and the lower pressing wheel frame are located on the same central axis in the vertical direction. The problem of among the prior art because the upper pinch roller frame has adopted the eccentric wheel structure, pinch roller frame seat hole concentric deviation is big among the prior art is solved to cause the effective active time of preforming to shorten for the wearing and tearing technical problem of jumper bar and punching platform, realized improving the concentricity of pinch roller frame seat hole, improved the effective active time of preforming, reduce the friction that the revolving stage was punched a hole of punching the body, the simple convenient technological effect of adjustment income mould degree of depth.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the present invention provides a tablet press, please refer to fig. 1 and fig. 2, a wheel frame of the tablet press specifically includes:

the upper pressing wheel frame 59 comprises an upper first front and rear seat hole, and the first pressing wheel 60 is accommodated in the first front and rear seat hole.

Specifically, the upper pressing wheel frame 59 includes a first front and rear seat hole, the upper pressing wheel frame 59 is designed to be of an integrated structure, the first pressing wheel 60 is accommodated in the first front and rear seat hole, and the first front and rear seat hole is matched with the size of the mandrel of the first pressing wheel 60. The upper pressure wheel frame base plate 63 is fixedly connected with the upper pressure wheel frame 59 through the fourth bolt 66.

The lower pinch roller frame 65 comprises a second front seat hole and a second rear seat hole, and the second pinch roller 67 is accommodated in the second front seat hole and the second rear seat hole; the second front and rear seat holes are matched with the size of a mandrel of the second pressing wheel 67, and the upper pressing wheel frame 59 and the lower pressing wheel frame 65 are in the same central axis in the vertical direction.

Further, the pressing wheel frame further comprises: the pressure mandrel 61, the first pressing wheel 60 and the second pressing wheel 67 are respectively fixed on the upper pressing wheel frame 59 and the lower pressing wheel frame 65 through one of the pressing wheel mandrels 61. The first front seat hole, the second front seat hole, the first rear seat hole, the second front seat hole, the second rear seat hole and the first front seat hole are formed in a one-time machining mode, the concentric deviation between the first front seat hole and the second front seat hole can be smaller than or equal to 0.02mm, and the concentric deviation between the second front seat hole and the second rear seat hole can be smaller than or equal to 0.02 mm.

Specifically, including seat hole around the second on the wheel frame 65 down, wheel frame 65 designs the structure of formula as an organic whole down, guarantees that two aperture sizes are unanimous, the downthehole holding of seat around the second pinch roller 67. The first pressing wheel 60 and the second pressing wheel 67 are respectively fixed on the upper pressing wheel frame 59 and the lower pressing wheel frame 65 through the pressing wheel mandrel 61, the first front seat hole, the second rear seat hole and the first front seat hole are designed according to the size matched with the pressing wheel mandrel 61 and are concentric, and the upper pressing wheel frame 59 and the lower pressing wheel frame 65 are connected through a pin key and are positioned on the same central axis in the vertical direction. The concentric deviations between the first front seat hole and the second rear seat hole are less than or equal to 0.02mm, and the requirement of ensuring the concentricity of the seat holes of the pressing wheel frame is met.

Further, the upper pressing wheel frame 59 further comprises a hanging plate 62, the bottom plate 63 of the upper pressing wheel frame comprises a hanging plate hole, and the hanging plate 62 is matched with the hanging plate hole. The space in link plate hole is greater than link plate 62's volume, just, the pinch roller frame still includes: a die depth shim 64, said depth shim 64 being positionable between said upper head plate 63 and said upper head 59. The hanging plate 62 is of a T-shaped structure; the hanging plate hole is of a T-shaped groove structure, wherein the T-shaped structure is matched with the T-shaped groove structure.

Specifically, the hanging plate 62 is provided on the upper wheel frame 59, the hanging plate hole is provided on the upper wheel frame base plate 63, and the upper wheel frame base plate 63 and the upper wheel frame 59 are fastened by tightening the fourth bolt 66. Wherein the hanging plate 62 is of a T-shaped structure; the hanging plate hole is of a T-shaped groove structure, and the T-shaped structure is matched with the T-shaped groove structure. The die-in depth gasket 64 is arranged between the upper pressing wheel frame base plate 63 and the upper pressing wheel frame 59, the upper pressing wheel frame 59 is hung on the upper pressing wheel frame base plate 63 through the hanging plate 62 by loosening the fourth bolt 66, the number of the die-in depth gaskets 64 is increased or reduced at the moment, the die-in depth of the first pressing wheel 60 is conveniently adjusted, a large-torque wrench is not needed, and the operation is simple and convenient.

The tablet press provided by the embodiment of the present invention further includes an operation console, please refer to fig. 3 and fig. 4, where the operation console includes:

the main body shell 1 is totally closed, and is provided with an accommodating space;

further, the main body housing 1 further includes a display device 3, the display device 3 is disposed in the accommodating space, and the display device 3 is located above the frame partition 2. The display device 3 and the electric element box 4 are in different closed spaces.

Specifically, the main body housing 1 has an accommodating space, and the main body housing 1 and the rear cover 13 may be an integrated fully-enclosed housing, or a fully-enclosed structure formed by mounting other components. The main body case 1 is made of a metal material. A display device 3 is arranged in the accommodating space, and the display device 3 is positioned above the frame partition plate 2. The display device 3 and the electric element box body 4 are in different closed spaces, so that electric elements in the electric element box body 4 are prevented from being polluted, and noise pollution of a fan is reduced.

The frame partition board 2 is arranged in the accommodating space;

further, the frame partition board 2 includes a middle partition board and a side partition board, wherein a first air duct is formed between the middle partition board and the side partition board, the first air duct is correspondingly arranged on the air outlet 11, and a vent 12 is arranged on the side partition board.

Specifically, the frame partition board 2 is arranged in the accommodating space, the frame partition board 2 plays a role in separation and support, the accommodating space is divided into two closed spaces by the frame partition board 2, and the display device 3 and the electrical component box 4 are located in the two different closed spaces. The frame baffle 2 includes intermediate bottom and side baffle, wherein, the intermediate bottom with form first wind channel between the side baffle, first wind channel corresponds the setting and is in on the air outlet 11, just, be provided with a vent 12 on the side baffle, wind in the electrical components box 4 can by air outlet 11 flows in first wind channel, the refluence vent 12 makes inside air can circulate, through the metal casing of main part casing 1 dispels the heat to the outside, reduces the load to the fan, increases the radiating effect to the operation panel.

An electrical component box 4, the electrical component box 4 being disposed in the accommodating space, wherein the electrical component box 4 further includes: the device comprises an element cavity 9, wherein an electric element 10 is arranged in the element cavity 9, and an air outlet 11 is arranged on the element cavity 9; the fan cavity 7 is arranged corresponding to the element cavity 9, and an air inlet 5 is formed in the fan cavity 7.

Furthermore, the air inlets 5 are arranged on two sides of the fan cavity 7. The air outlet 11 is arranged above the element cavity 9. The electrical component box 4, the side partition plate, and the main body casing 1 form a second air duct, and the air from the first air duct enters the fan cavity 7 from the air inlet 5 through the second air duct.

Specifically, the electrical component box 4 is disposed in the accommodating space, and the electrical component box 4 is located below the frame partition 2, wherein the electrical component box 4 further includes: the air conditioner comprises an element cavity 9 and a fan cavity 7, wherein an air outlet 11 is arranged above the element cavity 9, and air inlets 5 are arranged on two sides of the fan cavity 7. The air outlet 11 is used for discharging hot air, and the air inlet 5 is used for allowing cold air to enter. An electrical element 10 is arranged in the element cavity 9, so that the electrical element 10 is prevented from being polluted. The fan cavity 7 is provided below the element cavity 9. Electric elements box 4 the side baffle 1 forms the second wind channel, the wind process in first wind channel the second wind channel is followed air intake 5 gets into in the fan cavity 7, promptly the wind of fan cavity 7 by air outlet 11 gets into first wind channel circulates vent 12 gets into the second wind channel via air intake 5 gets into in the fan cavity 7, guarantees the circulation of air and the velocity of flow of air, is favorable to the circulation heat dissipation, makes confined electric elements cavity can effectively dispel the heat, avoids dust pollution simultaneously.

An intermediate plate 8, said intermediate plate 8 being disposed intermediate said element cavity 9 and said fan cavity 7; a first fan 6, said first fan 6 being arranged on said intermediate plate 8; the first fan 6 drives the wind to flow from the wind inlet 5 into the wind outlet 11 and flow in a circulating manner inside the main body housing 1.

Further, the second fan is arranged on the air inlet 5. And the third fan is arranged on the air outlet 11.

Specifically, the intermediate plate 8 is disposed between the element chamber 9 and the fan chamber 7, the first fan 6 is disposed on the intermediate plate 8, the second fan is disposed on the air inlet 5, and the third fan is disposed on the air outlet 11. The first fan 6 drives the air to flow from the air inlet 5 into the air outlet 11, cools the electrical component 10, and circulates in the first air duct and the second air duct which form two sides with the frame partition 2 inside the main body casing 1.

The embodiment of the invention provides a tablet press, which further comprises a discharge chute, and referring to fig. 5 and 6, the discharge chute specifically comprises:

the upper sheet outlet channel 14 comprises an upper groove body 20 and a large flange 21, the upper groove body 20 comprises an inlet and an outlet, and the large flange 21 is arranged on the outlet of the upper groove body 20; the lower sheet outlet channel 15 comprises a lower groove body 26 and a small flange 24, the lower groove body 26 comprises an inlet and an outlet, and the small flange 24 is arranged on the inlet of the lower groove body 26; a first sealing sleeve 17, wherein the first sealing sleeve 17 wraps the small flange 24 or the large flange 21.

Further, the first sealing sleeve 17 is a silica gel sleeve. A slotted hole 27 is formed in the middle of the first sealing sleeve 17, and the slotted hole 27 is matched with the upper groove body 20 and the lower groove body 26.

Specifically, the upper sheet outlet channel 14 includes an upper tank 20 and a large flange 21, the upper tank 20 includes an inlet and an outlet, and the large flange 21 is disposed on the outlet of the upper tank 20. The upper groove body 20 is positioned in the tabletting cabin, so that a closed structure is not needed, and resources are saved. The lower sheet outlet channel 15 comprises a lower groove body 26 and a small flange 24, the lower groove body 26 comprises an inlet and an outlet, and the small flange 24 is arranged on the inlet of the lower groove body 26. A slotted hole 27 is formed in the middle of the first sealing sleeve 17, and the slotted hole 27 is matched with the outlet of the upper groove body 20 and the inlet of the lower groove body 26. First seal cover 17 parcel little flange 24 or big flange 21, first seal cover 17 is the silica gel cover, and the silica gel cover has that thermal stability is good, chemical stability is stable, have higher mechanical strength, makes first seal cover 17 has that the leakproofness is good, and it is right to have realized big flange and the sealing connection of little flange, wear-resisting, long service life practices thrift the effect of cost.

And the connecting piece is sequentially and fixedly connected with the small flange 24, the first sealing sleeve 17 and the large flange 21.

Further, the connecting pieces are a first bolt 18 and a second bolt, and a first threaded hole 22 and a second threaded hole 23 are formed in the large flange 21; the first bolt 18 is fastened to the first threaded hole 22 through the small flange 24 and a through hole 25 of the first sealing sleeve 17; the second bolt is fastened to the second threaded hole 23 through the small flange 24 and the through hole 25 of the first sealing sleeve 17.

Specifically, the connecting piece is a first bolt 18 and a second bolt, the connecting piece is sequentially and fixedly connected with the small flange 24, the first sealing sleeve 17 and the large flange 21, so that the large flange 21 and the small flange 24 are tightly connected with the first sealing sleeve 17, the inlet of the lower groove body is aligned with the outlet of the upper groove body, and the seamless sealing connection between the upper part and the lower part of the sheet outlet channel is achieved. The large flange 21 is provided with a first threaded hole 22 and a second threaded hole 23, the first bolt 18 passes through the small flange 24 and a through hole 25 of the first sealing sleeve 17 and is fastened to the first threaded hole 22, and the second bolt passes through the small flange 24 and the through hole 25 of the first sealing sleeve 17 and is fastened to the second threaded hole 23. The first bolt 18 and the second bolt are used for tightly connecting the large flange 21 and the small flange 24, meanwhile, the first bolt 18 and the second bolt are convenient to disassemble, and the lower groove body 26 with two channels and three channels can be replaced according to different sorting mode requirements.

The tabletting cabin door 19 is provided with a sealing opening, and the sealing opening is matched with the large flange 21.

Further, a second sealing sleeve is arranged on the sealing opening of the tablet chamber door 19, and the second sealing sleeve is positioned between the sealing opening and the large flange 21. The large flange 21 has an area larger than that of the small flange 24.

Particularly, preforming hatch door 19 is provided with the sealing opening preforming hatch door 19 be provided with the second seal cover on the sealing opening, the second seal cover is located the sealing opening with between the large flange 21, the second seal cover plays sealed preforming hatch door 19 with the effect of large flange 21 avoids the dust and the noise pollution in the preforming under-deck. The area of the large flange 21 is larger than the area of the small flange 24, i.e. the area of the small flange 24 does not affect the opening of the tabletting hatch 19.

Further, the discharge chute further comprises: a lower cover plate 16, wherein the lower cover plate 16 is covered on the lower groove body 26. The outer side wall of the lower groove body 26 is oppositely provided with a sliding groove. The lower cover plate 16 has protrusions on both sides, wherein the protrusions are matched with the sliding grooves.

Specifically, the lower cover 16 is laid on the lower groove 26, and sliding grooves are formed on the outer side wall of the lower groove 26. The both sides limit of lower part apron 16 has the arch, wherein, the arch with the spout phase-match, lower part apron 16 can seal out the open face of piece passageway completely, avoids under-deck dust and noise diffusion pollution.

The embodiment of the present invention provides a tablet press, further including a pressure detection device, please refer to fig. 7, where the pressure detection device specifically includes:

a compression block 28; a sensor mount 30; a sensor 29, the sensor 29 being disposed between the compression block 28 and the sensor mount 30.

Furthermore, the sensor 29 has a convex measuring head 34; the pressure receiving block 28 has a groove for matching with the measuring head 34, and the height of the measuring head 34 is greater than the depth of the groove. The sensor mount 30 includes a locating structure that mates with the sensor 29. The groove matches the perimeter of the gauge head 34. The groove is located in the center of the compression block 28. The gauge head 34 is located at the center of the sensor 29.

Specifically, the sensor 29 is disposed between the pressure block 28 and the sensor base 30, the sensor 29 has a protruding measuring head 34, the pressure block 28 has a groove matched with the measuring head 34, and the height of the measuring head 34 is greater than the depth of the groove, so as to ensure that a gap is reserved between the pressure block 28 and the sensor 29. The measuring head 34 is located at the center of the sensor 29, the groove is matched with the periphery of the measuring head 34, and the groove is located at the center of the pressure block 28, so that the sensor 29 can be conveniently installed and positioned. The sensor mount 30 includes a locating structure that mates with the sensor 29. The positioning structure can be a convex circular truncated cone arranged on the sensor base 30, and the positioning structure is matched with a concave circular groove arranged on the sensor to play a positioning role.

Wherein the pressed block 28 comprises a first through hole and a second through hole; the sensor mount 30 includes a first threaded hole and a second threaded hole; a second bolt 31 is arranged between the first through hole and the first threaded hole; a third bolt 35 is arranged between the second through hole and the second threaded hole; a first elastic member 33 is disposed between the second bolt 31 and the pressure receiving block 28; a second elastic member 37 is disposed between the third bolt 35 and the pressure receiving block 28; the first elastic component 33 and the second elastic component 37 have the same elastic pre-load force. The first elastic member 33 and the second elastic member 37 are both springs.

Further, the pressure detection device further includes: the second bolt 31 and the third bolt 35 are respectively located on both sides of the sensor 29. The second bolt 31 includes a first screw and a first head; wherein, the pressure detection device further comprises: a first washer 32, the first washer 32 being disposed between the first head and the first elastic member 33. The third bolt 35 includes a second screw and a second head; wherein the tablet press further comprises: a second washer 36, said second washer 36 being disposed between said second head and said second resilient member 37. The first and second shims 32, 36 have the same thickness.

Specifically, the pressure receiving block 28 includes a first through hole and a second through hole, and the sensor mount 30 includes a first screw hole and a second screw hole. The second bolt 31 and the third bolt 35 are symmetrically disposed on both sides of the sensor 29, respectively. The pressure receiving block 28 and the sensor base 30 are connected by the second bolt 31, wherein the second bolt 31 passes through the first through hole and the first threaded hole. A first elastic member 33 is disposed between the second bolt 31 and the pressure receiving block 28, and the second bolt 31 includes a first screw and a first head; wherein the tablet press further comprises: a first washer 32, the first washer 32 being disposed between the first head and the first elastic member 33. Similarly, a third bolt 35 is disposed between the second through hole and the second screw hole, and a second elastic member 37 is disposed between the third bolt 35 and the pressure receiving block 28. The third bolt 35 includes a second screw and a second head; wherein the tablet press further comprises: a second washer 36, said second washer 36 being disposed between said second head and said second resilient member 37. The first elastic part 33 and the second elastic part 37 have the same elastic pretightening force, and the device is installed by screwing the second bolt 31 and the third bolt 35 with the same torsion until the required elastic pretightening force is achieved. The first spacer 32 and the second spacer 36 have the same thickness, which ensures the mounting position of the sensor 29 and the pressure receiving block 28.

The embodiment of the present invention provides a tablet press, further comprising a quantitative station base, please refer to fig. 8, wherein the quantitative station base specifically comprises:

a tabletting cabin; a drive bay; the flat plate 40 is arranged between the tablet compressing cabin and the driving cabin, wherein a seat body 38 is further arranged on the flat plate 40, the seat body 38 is arranged in the tablet compressing cabin, and the seat body 38 has an accommodating space.

Further, the quantitative station base body further comprises: the seat body 38 is cylindrical. The body, the body passes through the flat board 40 isolation be the preforming cabin with the drive cabin. The flat plate 40 is disposed on the middle frame of the body. The flat plate 40 and the base 38 are integrally formed.

Specifically, the flat plate 40 is arranged between the tablet compressing cabin and the driving cabin, the body is isolated into the tablet compressing cabin and the driving cabin by the flat plate 40, the tablet compressing cabin is arranged at the upper part of the body space, the driving cabin is arranged at the lower part of the body space, and the flat plate 40 is arranged on the middle frame of the body to prevent the tablet compressing cabin and the driving cabin from being polluted by each other. The flat plate 40 is further provided with a seat body 38, the flat plate 40 and the seat body 38 are designed to be integrally formed, the seat body 38 is arranged in the tablet compressing chamber, and the seat body 38 has an accommodating space.

A transmission mechanism 39, wherein the transmission mechanism 39 further comprises: a first portion disposed in the accommodating space and capable of moving up and down in the seat body 38; a second portion disposed within the drive bay and whose rotational motion is translated into up and down movement of the first portion.

Further, the quantitative station base body further comprises: and the driving device is in driving connection with the second part and is fixed below the seat body 38.

Specifically, the transmission mechanism 39 further includes: a first portion disposed in the accommodating space and capable of moving up and down in the seat body 38; the second part is arranged in the driving cabin, and the rotary motion of the second part is converted into the linear up-and-down movement of the first part, so that the material filling can be controlled. The driving device is fixedly arranged below the seat body 38, and is in driving connection with the second part, and the driving device adopts a motor to provide power for the transmission mechanism 39.

The limit switch 42 is arranged on the flat plate 40, and the limit switch 42 is arranged in the drive cabin; wherein the limit switch 42 is arranged to match with a protrusion 43 provided on the second part.

Further, the quantitative station base body further comprises: the limit switch 42 is provided with a touch switch, and the touch switch and the protrusion 43 are on the same horizontal line. Limit switch mounting bracket 41, limit switch mounting bracket 41 sets up on dull and stereotyped 40, just limit switch mounting bracket 41 sets up in the cockpit. The limit switch 42 includes a cable, and the cable is connected to the trigger switch and the driving device, respectively.

Specifically, the limit switch mounting frame 41 is arranged on the flat plate 40, the limit switch 42 is arranged on the limit switch mounting frame 41, the limit switch 42 and the limit switch mounting frame 41 are arranged in the driving cabin, the limit switch 42 is provided with a touch switch, the touch switch and the protrusion 43 are positioned on the same horizontal line, when the second part of the transmission mechanism 39 rotates to the limit position, the protrusion 43 arranged on the second part contacts with the touch switch, the driving device is closed, power is cut off, material filling amount is controlled, and the operation safety of the transmission mechanism is ensured.

The embodiment of the present invention provides a tablet press, further including a heat dissipation device, please refer to fig. 9 to 11, where the heat dissipation device specifically includes:

a drive bay 54; a sheeting chamber 53, the sheeting chamber 53 being located above the drive chamber 54;

further, the heat dissipation device further includes: a gearbox 51, wherein the gearbox 51 is arranged in the drive cabin 54. A top shroud 50, the top shroud 50 being disposed above the tableting compartment 53.

Specifically, the gearbox 51 is disposed in the drive compartment 54, and the gearbox 51 provides a rotational torque to the material turntable while generating a large amount of heat. The tablet chamber 53 is located above the driving chamber 54, and the top cover plate 50 is arranged above the tablet chamber 53 to seal the tablet chamber 53, so that dust is prevented from entering and noise is prevented from diffusing.

And a fan 44, wherein the fan 44 is arranged on the driving cabin bottom plate 49.

Further, the heat dissipation device further includes: the intake fan 44 is located below the gear box 51. A drive compartment side door 52, the drive compartment side door 52 being disposed on a side edge adjacent to the drive compartment floor 49.

Particularly, at present, most of heat dissipation fans are directly installed on side doors of the driving cabin for heat dissipation of the driving cabin, so that partial airflow around the tablet press close to the ground is disordered, dust flies, the driving cabin cannot be closed, and noise pollution is caused. In the embodiment of the present invention, the air intake fan 44 is disposed on the drive cabin bottom plate 49 below the gear box 51, and the air intake fan 44 is used to suck cold air into the drive cabin 54 to cool the gear box 51 in the drive cabin 54, so as to improve the cooling effect. Meanwhile, the working air volume of the air inlet fan 44 is adjusted to be larger than that of the exhaust fan 45, so that positive pressure is formed in the tablet pressing cabin 53, dust is prevented from entering, and dust pollution is avoided. The driving cabin side door 52 is arranged on the side edge adjacent to the driving cabin bottom plate 49, the driving cabin side door 52 keeps a complete and closed state, the driving cabin 54 is sealed and isolated, noise diffusion is reduced, and dust pollution is avoided.

The air draft pipeline 46 comprises an air inlet and an air outlet, the air inlet is positioned in the driving cabin 54, and the air outlet extends out of the tablet compressing cabin 53 and is positioned above the tablet compressing cabin 53;

further, the heat dissipation device further includes: the suction ducts 46 are provided at the corners of the tablet press. The number of the air draft pipelines 46 is N, wherein N is greater than 1, and N is a positive integer. The exhaust duct 46 and the exhaust fan 45 are arranged in a matching manner.

Specifically speaking, set up 1 exhaust duct 46 at least in the edge of tablet press, exhaust duct 46 includes air intake and air outlet, the air intake is located in drive cabin 54, the air intake will hot-blast taking in the drive cabin 54 exhaust duct 46, the air outlet is located the top in preforming cabin 53, and stretch out preforming cabin 53, exhaust duct 46 with exhaust fan 45 phase-match sets up, exhaust fan 45 will hot-blast air is taken out through exhaust duct 46's air outlet drive cabin 54. The air exhaust duct 46 forms an air duct between the driving compartment 54 and the sheeting compartment 53, so that hot air in the driving compartment 54 can be exhausted, air circulation in the compartment is promoted, the heat dissipation effect is improved, and the safety is high.

The exhaust fan 45 is arranged on the air outlet, and the exhaust fan 45 is arranged on the air outlet; wherein the exhaust fan 45 exhausts the hot air of the driving chamber 54 out of the driving chamber 54 through the exhaust duct 46.

Further, the heat dissipation device further includes: exhaust fan mounting panel 47, install on the exhaust fan mounting panel 47 exhaust fan 45, just exhaust fan mounting panel 47 sets up on the air outlet. And one end of the air outlet pipe 48 is connected with the exhaust fan mounting plate 47, and the other end of the air outlet pipe 48 is connected with the top cover plate 50.

Specifically speaking, pass through on the air outlet of exhaust duct 46 exhaust fan mounting panel 47 sets up exhaust fan 45, the one end of air-out pipe 48 is connected exhaust fan mounting panel 47, the other end is connected top cover plate 50. The exhaust fan 45 pumps the hot air out of the driving cabin 54 through the air pumping pipeline 46 and the air outlet conduit 48, so as to achieve the effect of cooling the tablet press. The air outlet duct 48 further ensures that all of the hot air is exhausted from the driving chamber 54, and the hot air is prevented from escaping into the tablet chamber 53.

The embodiment of the present invention provides a tablet press, further comprising a feeder detection device, please refer to fig. 12 to 14, wherein the feeder detection device specifically comprises:

the blanking device 57 is provided with a sensor corresponding hole; the blanking device mounting plate 55, the blanking device 57 is arranged on the blanking device mounting plate 55, and a mounting hole is arranged on the blanking device mounting plate 55;

further, the feeder position detecting device further comprises: the mounting hole is formed in the middle of the feeder mounting plate 1. The sensor corresponding hole is arranged in the middle of the blanking device 3.

Specifically, the blanking device 57 is disposed on the blanking device mounting plate 55, and the blanking device 57 is a metal blanking device. And a mounting hole is formed in the middle of the feeder mounting plate 55, so that a sensor can be conveniently mounted. A sensor corresponding hole is formed in the middle of the feeder 57, and the mounting hole and the sensor corresponding hole are correspondingly formed in the position direction.

A sensor 56, wherein the sensor 56 is disposed on the mounting hole, and the sensor 56 has a sensing end 58, and the sensing end 58 is disposed in a direction toward the downer 57; wherein the sensing end 58 of the sensor 56 is disposed opposite the sensor corresponding aperture.

Further, the feeder position detecting device further comprises: the sensor 56 is a metal inductive sensor. The sensor corresponding hole has a predetermined depth that matches the sensing distance of the sensor 56. The sensor corresponding aperture has a predetermined width that matches the sensing distance of the sensor 56.

Specifically, the sensor 56 is arranged on the mounting hole, the sensor 56 is a metal induction sensor, the sensor 56 detects metal, and the position of the feeder 57 is judged without adding new elements, so that resources are saved. The sensor 56 has a sensing end 58, the sensing end 58 is disposed in a direction toward the downer 57, the sensing end 58 of the sensor 56 is disposed opposite the sensor corresponding hole of the downer 57, the sensor corresponding hole has a predetermined depth, the predetermined depth matches with the sensing distance of the sensor 56, the sensor 56 correspondingly has a predetermined width, and the predetermined width matches with the sensing distance of the sensor 56. When the feeder 57 is subjected to displacement change, the sensing end 58 detects solid metal at the bottom of the feeder 57, and determines that the solid metal is a fault, and the sensor 56 does not touch a corresponding hole of the sensor, so that the sensor 56 is prevented from being damaged.

Further, the apparatus further comprises: a monitoring unit in communication with the sensor 56. And the alarm unit is in communication connection with the monitoring unit.

The monitoring unit (not shown) is in communication with the sensor 56, and the alarm unit (not shown) is in communication with the monitoring unit. When the blanking device 57 is correctly fixed on the blanking device mounting plate 55, the sensor 56 is over against the corresponding hole of the sensor, and the monitoring unit judges that the hole is normal; when the feeder 57 deviates and leaves the correct position, the metal of the solid part at the bottom of the feeder 57 is detected by the sensor 56, the monitoring unit judges that the fault occurs, and the alarm unit sends out an alarm signal; when the downer 57 is completely removed, the sensor 56 does not detect any metal, and the monitoring unit judges normal.

Further, the apparatus further comprises: and the blanking device 57 is arranged on the blanking device mounting plate 55 through the locking and positioning device (not shown). The locking and positioning device is a bolt assembly.

The technical scheme provided in the embodiment of the application at least has the following technical effects or advantages:

1. embodiments of the present invention provide a tablet press comprising:

2. the embodiment of the invention provides an operation table of a tablet press, wherein two air circulation air channels are formed in an accommodating space of a main body shell by a frame partition plate, an air outlet on an element cavity, an air inlet on a fan cavity and a first fan through a totally-closed main body shell, so that the load on the fan is reduced, the air flowing speed is ensured, the heat of an electrical element arranged in the element cavity can be effectively dissipated, expensive and low-power computer hardware is not needed, the pollution damage of dust to the inside of the operation table is overcome, and meanwhile, the main body shell of the operation table is totally-closed, so that the noise of the fan during working can be reduced.

3. The embodiment of the invention provides a discharge chute of a tablet press, which is characterized in that an upper chute body and a lower chute body are connected through a large flange and a small flange, the large flange and the small flange are connected in a sealing manner through a first sealing sleeve, the small flange, the first sealing sleeve and the large flange are connected in a fastening manner through a connecting piece, the upper chute body and the lower chute body are easily disassembled by disassembling the connecting piece, the lower chute bodies with two channels and three channels can be replaced according to the requirements of different separation modes, the separation function of an outlet chute is realized, all parts are easy to clean, and the technical effect of saving resources is achieved.

4. The embodiment of the invention provides a pressure detection device of a tablet press, wherein a sensor is arranged between a pressure block and a sensor base through a first bolt and a second bolt, a first elastic part and a second elastic part are respectively arranged between the first bolt, the second bolt and the pressure block, and the first elastic part and the second elastic part have the same elastic pretightening force, so that the technical effects of conveniently setting and adjusting the pretightening force of the sensor, not disassembling all components and not changing the quantity of gaskets are achieved. Meanwhile, the technical problem that the pressure wheel frame and the pressure block are fixed together and the pressure wheel frame must be disassembled from the side surface in the prior art is solved, and the technical effects of convenience in disassembly, simple structure and easiness in manufacturing are achieved.

5. The embodiment of the invention provides a base body of a quantitative station of a tablet press, wherein a tablet pressing cabin and a driving cabin are separated by a flat plate, the base body is arranged in the tablet pressing cabin, a transmission mechanism moves up and down in accommodating spaces of the driving cabin and the base body, and the base body is not required to communicate the tablet pressing cabin with the driving cabin, so that the tablet pressing cabin and the driving cabin are prevented from being polluted by each other, and the sealing performance is good. Meanwhile, the limit switch is matched with the bulge on the transmission mechanism, so that the driving force is effectively controlled, and the material filling amount is controlled.

6. The embodiment of the invention provides a heat dissipation device of a tablet press, cold air is sucked into a driving cabin through a fan inlet arranged on a bottom plate of the driving cabin to achieve the effect of cooling in the cabin, hot air is pumped out of the driving cabin through an air pumping pipeline by using an exhaust fan, further the air in the cabin is kept to flow circularly, the working air volume of the fan inlet is adjusted to be slightly larger than that of the exhaust fan, the air flow disorder and dust flying at an air outlet can be effectively avoided, and the effects of high cooling efficiency and cabin cleaning are achieved. Meanwhile, the air inlet fan and the exhaust fan are respectively arranged in the driving cabin and the tabletting cabin, and the driving cabin and the tabletting cabin are in a sealing state, so that the diffusion of noise is effectively inhibited, and the technical effects of high safety and convenience are achieved.

7. The embodiment of the invention provides a blanking device position detection device of a tablet press, which is characterized in that a sensing end of a sensor is arranged opposite to a corresponding hole of the sensor of the blanking device, solid metal is detected by the sensing end of the sensor, the position deviation of the blanking device and system faults are judged, and when the sensing end of the sensor cannot detect any metal, the system is judged to be normal, so that the position of the blanking device of the tablet press is prevented from being monitored and misjudged, resources can be effectively saved, and the cost is controlled.

While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.

It will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention without departing from the spirit or scope of the embodiments of the invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to encompass such modifications and variations.

Claims (5)

1. A tablet press, characterized in that the tablet press comprises a wheel frame comprising:

the upper pressure wheel frame is an integrally formed part and comprises a first front seat hole and a first rear seat hole, and a first pressure wheel is accommodated in the first front seat hole and the first rear seat hole;

the lower pinch roller frame is an integrally formed part and comprises a second front seat hole and a second rear seat hole, and a second pinch roller is accommodated in the second front seat hole and the second rear seat hole;

the first front and rear seat holes are matched with the size of a mandrel of the first pressure roller, the second front and rear seat holes are matched with the size of a mandrel of the second pressure roller, and the upper pressure roller frame and the lower pressure roller frame are positioned on the same central axis in the vertical direction;

the first front seat hole, the second rear seat hole and the first front seat hole are formed in a one-time machining mode, the concentric deviation of the first front seat hole and the first rear seat hole is smaller than or equal to 0.02mm, and the concentric deviation of the second front seat hole and the second rear seat hole is smaller than or equal to 0.02 mm;

the upper compression wheel frame also comprises a hanging plate and an upper compression wheel frame bottom plate, the upper compression wheel frame bottom plate comprises hanging plate holes, and the hanging plate is matched with the hanging plate holes; the pinch roller frame still includes: a die-in depth shim positionable between the upper wheel carriage base plate and the upper wheel carriage; the hanging plate is of a T-shaped structure; the hanging plate hole is of a T-shaped groove structure, wherein the T-shaped structure is matched with the T-shaped groove structure;

the tablet press includes an operating station, the operating station including:

the main body shell is of a closed structure and is provided with an accommodating space;

the frame partition plate is arranged in the accommodating space;

an electrical component box body arranged in the accommodating space; wherein, the electrical component box still includes: the fan comprises an element cavity, a fan cavity and a first fan;

an electric element is arranged in the element cavity, and an air outlet is arranged on the element cavity;

the fan cavity is arranged corresponding to the element cavity, and an air inlet is formed in the fan cavity;

the element cavity and the fan cavity are isolated by an intermediate flat plate;

a first fan disposed on the middle plate;

the first fan drives wind to flow in from the air inlet and flow out from the air outlet, and the wind flows in the main body shell in a circulating mode;

the tablet press includes heat abstractor, heat abstractor includes:

a drive bay;

a sheeting compartment located above the drive compartment;

the air inlet fan is arranged on the driving cabin bottom plate;

the air suction pipeline comprises an air inlet and an air outlet, the air inlet is positioned in the driving cabin, and the air outlet extends out of the tabletting cabin and is positioned above the tabletting cabin;

the exhaust fan is arranged on the air outlet;

the exhaust fan is used for exhausting the hot air of the driving cabin from the driving cabin through the air exhaust pipeline.

2. The tablet press according to claim 1, wherein the tablet press comprises a discharge chute comprising:

the upper sheet outlet channel comprises an upper groove body and a large flange, the upper groove body comprises an inlet and an outlet, and the large flange is arranged on the outlet of the upper groove body;

the lower sheet outlet channel comprises a lower groove body and a small flange, the lower groove body comprises an inlet and an outlet, and the small flange is arranged on the inlet of the lower groove body;

the first sealing sleeve wraps the small flange or the large flange;

the connecting piece is sequentially and fixedly connected with the small flange, the first sealing sleeve and the large flange.

3. The tablet pressing machine according to claim 1, wherein the tablet pressing machine comprises pressure detection means comprising:

a pressed block;

a sensor base;

a sensor disposed between the compression block and the sensor mount;

the compression block comprises a first through hole and a second through hole; the sensor base comprises a first threaded hole and a second threaded hole; a first bolt is arranged between the first through hole and the first threaded hole; a second bolt is arranged between the second through hole and the second threaded hole;

a first elastic component is arranged between the first bolt and the pressure receiving block;

a second elastic part is arranged between the second bolt and the pressure receiving block;

the first elastic component and the second elastic component have the same elastic pretightening force.

4. The tablet press according to claim 1, wherein the tablet press comprises a dosing station housing comprising:

a tabletting cabin;

a drive bay;

the flat plate is arranged between the tablet compressing cabin and the driving cabin, a seat body is further arranged on the flat plate, the seat body is arranged in the tablet compressing cabin, and the seat body is provided with an accommodating space;

a transmission mechanism, wherein the transmission mechanism further comprises:

the first part is arranged in the accommodating space and can move up and down in the seat body;

a second part which is arranged in the driving cabin and the rotary motion of which is converted into the up-and-down movement of the first part;

the limit switch is arranged on the flat plate and is arranged in the drive cabin;

wherein, limit switch with the protruding phase-match setting that sets up on the second portion.

5. A tablet press according to claim 1, wherein the tablet press comprises a tripper position detection device comprising:

the blanking device is provided with a sensor corresponding hole;

the discharging device mounting plate is arranged on the discharging device mounting plate, and a mounting hole is formed in the discharging device mounting plate;

the sensor is arranged on the mounting hole and provided with a sensing end, and the sensing end is arranged in the direction facing the feeder;

wherein the sensing end of the sensor is arranged opposite to the corresponding hole of the sensor.

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